In these videos: A ductless mini-split system is quiet, efficient, and compact. Instead of a central thermostat, you can create heating and cooling zones in your house that are set independently of each other. See how this technology works.

Variable refrigerant flow

In this video: Find out how variable refrigerant flow allows temperature to be controlled as part of an all-in-one heating and cooling unit.

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Options for heating your home

Energy star logo

Shop and compare when choosing a new heating system. Look for the yellow Energy Guide label to see how one unit stacks up against another.

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Space heating and furnace myths

Myth in large lettering

There are lots of "tips" out there that may not be true or safe. Find out how to separate facts from fiction.

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Maintaining your furnace

Man working on furnace ductwork

It's important to keep this big piece of equipment in tip-top shape in order for it to operate at peak efficiency.

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Maintaining your fireplace

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Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.

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Sealing ductwork

Man applying mastic tape to ductwork

Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.

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Geothermal

Geothermal wiring system on ground

Capturing the heat from the earth can save you big money on your energy bills.  Learn how geothermal systems work.

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Learning thermostats

Megan standing next to a thermostat

Discover how the next generation of smart thermostats adjust your home’s temperature based on your behavior and weather forecasts.

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Heating and cooling older homes

Radiator in an older home

Don't be scared of an older heating or cooling system. Systems can be inspected or retrofit to maintain the integrity of your older home.

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Whole house fans

Illustration of a whole house fan system

A whole-house fan, also known as an attic fan, provides great ventilation, lowers indoor temperatures and summer electric bills.

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